CaseyKeyFlorida.com Casey Key Beachfront! Listed for sale by Bryan and Cheri Guentner of RE/MAX Platinum Realty 941-929-9090. Almost 9 Acres of a magnificent private peninsula with it's own private lagoon, 400 feet of Beach/Gulf Front and 375 feet of Bay front. One of a kind property. First time on the market since the 1950's! Once in a lifetime opportunity. 941-929-9090 for more information!